South Boston Weather in September
During September, South Boston experiences high daytime temperatures of 27°C (81°F) and cooler nights around 15°C (59°F). As the wettest month of the year, expect frequent rainfall.
Rainfall in South Boston in September
Being the wettest month, having an umbrella on standby can help you avoid getting caught in the rain. Looking at the last 30 years, the data shows about 9 days with rain, averaging 116 mm (4.6 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in South Boston in September
In September, South Boston sees high temperatures, with highs of 27°C (81°F). Nights drop to around 15°C (59°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 15°C (59°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April and October typically offer the best weather for South Boston.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our South Boston's climate page.
South Boston Temperature in September
Min Temperature
15°C (59°F)
Max Temperature
27°C (81°F)
Chance of Rain
30%
Precipitation
116 mm (4.6 in)
Rainy days
9 days
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in South Boston in September
Warm but pleasant conditions in South Boston in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags.What To Do in South Boston in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our South Boston's climate page.
See the full South Boston climate overview or explore weather in the United States of America.
